{ "item_title" : "Wireless Telephony", "item_author" : [" Ernst Walter Ruhmer", "James Erskine-Murray "], "item_description" : "Wireless Telephony: In Theory and Practice is a book written by Ernst Walter Ruhmer in 1908. This book provides a comprehensive overview of wireless telephony, including both the theoretical and practical aspects. It covers topics such as the principles of wireless telephony, the design and construction of wireless telephones, and the operation and maintenance of wireless telephony systems. The book also includes a detailed history of the development of wireless telephony, from its early beginnings to the advanced systems of the early 20th century. The author uses clear and concise language to explain complex concepts, making it accessible to both professionals and laypeople interested in the subject. This book is a valuable resource for anyone interested in the history and development of wireless communication technology.With An Appendix.This scarce antiquarian book is a facsimile reprint of the old original and may contain some imperfections such as library marks and notations. Because we believe this work is culturally important, we have made it available as part of our commitment for protecting, preserving, and promoting the world's literature in affordable, high quality, modern editions, that are true to their original work.", "item_img_path" : "https://covers3.booksamillion.com/covers/bam/1/10/453/147/110453147X_b.jpg", "price_data" : { "retail_price" : "28.95", "online_price" : "28.95", "our_price" : "28.95", "club_price" : "28.95", "savings_pct" : "0", "savings_amt" : "0.00", "club_savings_pct" : "0", "club_savings_amt" : "0.00", "discount_pct" : "10", "store_price" : "" } }

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